Kenmore Oven: temperature fluctuation

Professional Repair Guide

What is this symptom?

Experiencing temperature fluctuation in your Kenmore oven? This issue manifests as significant oscillation around your set temperature, leading to undercooked or overcooked food. While minor cycling is normal, large temperature swings indicate a potential fault. Learn more about common causes and solutions.

Urgency: Medium

Possible Causes

Faulty temperature sensor or thermostat

How to Identify: Temperature swings beyond normal range, oven overshoots or undershoots setpoint, inaccurate readings compared with an external oven thermometer

Part: Temperature sensor/thermostat

Oven control board or heating relay issues

How to Identify: Large swings, oven cycles heating irregularly, clicking or inconsistent element activation

Part: Control board / heating relay

Oven door seal / insulation issues

How to Identify: Heat visibly escaping, longer preheat times, oven struggles to maintain temperature, especially near door

Part: Door gasket / insulation

Preventive Maintenance

  • Use an oven thermometer periodically: Drift in temperature accuracy
    Frequency: monthly
  • Inspect and clean door gasket: Heat loss leading to unstable temperatures
    Frequency: annually

Frequently Asked Questions

Why is my Kenmore Oven temperature fluctuation?
Common causes include a faulty temperature sensor, thermostat issues, or problems with the oven control board.
How do I fix Kenmore Oven temperature fluctuation myself?
Currently, there are no DIY solutions available for this issue.
How much does it cost to fix temperature fluctuation?
Professional repair costs can vary, but expect to pay for parts and labor related to sensors or control board issues.
When should I call a technician for temperature fluctuation?
If the temperature fluctuations are significant and affecting cooking results, it's best to consult a technician.

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

70%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Faulty temperature sensor
  • Malfunctioning oven control board
  • Improper calibration of the oven thermostat

User Suggested Solutions

  1. Check and replace the temperature sensor if faulty. To do this, unplug the oven, locate the sensor (usually at the back of the oven), disconnect it, and install a new one. Reconnect and test the oven.

  2. Inspect and replace the oven control board if it is malfunctioning. This involves removing the back panel of the oven, disconnecting the old board, and installing a new one. Ensure all connections are secure before testing.

  3. Calibrate the oven thermostat. Use an oven thermometer to check the actual temperature against the set temperature. If there is a discrepancy, adjust the thermostat according to the manufacturer's instructions.

Analysis based on 1 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Kenmore Pro oven not settling on desired temperature

Community Discussions

oven not settling on desired temperature

Replace and calibrate the potentiometer; use WD-40 on the switch.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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